Answer:
Compare the properties of metals, nonmetals, and metalloids. Metals are shiny, are good conductors of heat and electric current, and are malleable and ductile. Nonmetals are dull, are poor conductors of heat and electric current, and tend to be brittle. basically, It's A.
Explanation: if it's not "A" then you can blame me cuz i, myself, am gonna be honest, don't know the answer, but what i read, shows me, that it's A.